Growing evidence supports the notion that Late-onset Dysthymic disorder in middle aged men may be associated with age-related HPG hypofunctioning. In this study we seek to examine the efficacy of Testosterone replacement for this condition.

Hypothesis:

Testosterone replacement will be more effective than placebo, in treating men with late onset Dysthymic Disorder and hypo-gonadism.

Meets lifetime criteria for schizophrenia, schizoaffective disorder, any bipolar disorder (i.e., BP-I, BP-II, or BP NOS); or a major depressive episode in the preceding 5 years.

Current suicidal risk.

Current (past year) substance abuse or dependence.

Contacts and Locations

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study.
To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below.
For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00260390